Georgian Bay Formation

The Georgian Bay Formation is a geologic formation in Michigan and Ontario. It preserves fossils dating back to the Ordovician period. The type locality of the formation is on East Meaford Creek (previously called Workman Creek), south shore of Nottawasaga Bay, Georgian Bay.

Georgian Bay Formation
Stratigraphic range: Upper Ordovician (upper Maysvillian-lower Richmondian)
TypeFormation
Underlies
  • Queenston Formation
  • Manitoulin Formation
OverliesBlue Mountain Formation
Location
Region Michigan,  Ontario
Country United States,  Canada
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